Description

3,3'-Dinitro-Biphenyl is a specialized aromatic nitro compound, serving as a critical intermediate in advanced organic synthesis. Its value lies in providing a rigid, electron-deficient biphenyl core for constructing complex molecules and functional materials. This product is essential for research and development laboratories and industrial manufacturers in the agrochemical, pharmaceutical, and material science sectors seeking to develop new active ingredients and specialty polymers.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the research and production of herbicides, pesticides, and plant growth regulators.
• Material Science Research: Serves as a precursor for developing liquid crystals, organic semiconductors, and high-performance polymers.
• Dye & Pigment Manufacturing: Intermediate in the synthesis of azo dyes and other complex colorants.
• Cross-Coupling Reactions: Utilized in Suzuki, Stille, and other palladium-catalyzed coupling reactions to create extended conjugated systems.
• Laboratory Reagent: Used as a standard or reactant in academic and industrial R&D for method development and scale-up studies.

Basic Information

Product Name	3,3'-Dinitro-Biphenyl
CAS No.	958-96-3
Molecular Formula	C12H8N2O4
Molecular Weight	244.20 g/mol
Synonyms	3,3'-Dinitrobiphenyl; [1,1'-Biphenyl]-3,3'-dinitro; 3,3'-Dinitro-1,1'-biphenyl; 3-Nitro-3'-nitrobiphenyl; Biphenyl, 3,3'-dinitro-; DNBP; NSC 403697
EINECS	213-514-5

Quality Control

Our 3,3'-Dinitro-Biphenyl is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay, impurity profile, and physical characteristics.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	158 - 162 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.